Netflix, video rental-by-mail service provider, officially launched streaming-only service in US for just $7.99 a month. Netflix raised the price of the combined unlimited streaming and rent-by-mail service by $1 with the latest announcement. Now, it costs $9.99 a month. Subscribers can rent maximum one DVD out at one time with the price. If you plan to rent more than one DVD at a time, the price varies $1, to $8 a month, depending upon the number of videos you like to rent.